Compare the three ways to buy

The payment, the cash to close, and what is left to pay

Cash to Close
Assumption

Assumption only

$3,889/mo
+$58/mo
Down payment
$36,887
Funds due
$49,365
Interest + MI left
$610,154
First ends
Aug 2053
New loan

New conventional

$3,831/mo
Lowest payment
Down payment
$54,990
Funds due
$65,129
Interest + MI left
$750,564
First ends
Dec 2056

Monthly payment

The initial total housing payment for each option.

Assumption onlyNew conventional
First mortgage$513,013$494,910
Second mortgage——
First P&I$3,338.83$3,426.66
Second P&I——
Mortgage insurance$244.91$98.98
Taxes, insurance & HOA$304.92$304.92
Total housing payment$3,888.65$3,830.56

Cash to close

Down payment, closing costs and prepaids, then credits.

Down payment$36,887
Closing costs & prepaids$12,479
Usable credit−$0
Total buyer cash needed$49,365
Earnest money paid−$0
Remaining funds due$49,365
Assumption fee$1,800.00
Credit report$250.00
UMe assumption specialist (1%)$5,499.00
Title & settlement$1,825.00
Recording fee$100.00
Home insurance (12 months up front)$2,000.00
Insurance escrow (3 months)$500.00
Property tax escrow (3 months)$414.75
Prepaid interest, first (1 days)$89.81

Prepaids include a year of home insurance up front, three months of taxes and insurance in escrow, and 1 days of interest to the end of the closing month.

What is left to pay

The seller already paid down the early, interest-heavy years.

Remaining first mortgage at closing26 yr 9 moOf the original 30-year loan at 6.390%
Interest already paid$108,888Through Nov 2026
Assumption only · ends Aug 2053$610,154
New conventional · ends Dec 2056$750,564